PPC porcelain longrod insulators are used in transmission and distribution lines. The strength of the porcelain and modern design make them a safe and reliable solution for demanding environments, ...

Here is a silent film produced by General Electric that depicts the making of many kinds of porcelain insulators for power lines. Skilled craftsmen molded, shaped, and carved these vital components of ...

The high-voltage transmission system in North America is the result of planning and execution initiated soon after World War II. Ambitious goals, sound engineering and the vertically integrated ...